Grinder Flange Lock Nut Wrench Kit for Dewalt Milwaukee Makita Bosch Black & Decker Ryobi 4.5" 5" 5/8-11 Spanner Angle Grinder Flange Nuts (inner & outer) with Spanner Wrench Outer Nut Size: 5/8-11 , compatible most small angle grinder with 5/8"-11 spindle